Physics, 06.12.2020 09:20 lraesingleton
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What is the average speed of a train that covers 80 km in 1 hr, 200 km in 2 hrs, and 420 km in
4 hrs? Show your work.
Answers: 2
Physics, 21.06.2019 22:30
The law of conservation of energy states that energy cannot be created or , energy can be from one substance to another. the first blank is ' destroyed ' and for the second blank is ' transferred '
Answers: 1
Physics, 22.06.2019 12:30
Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=
Answers: 2
Physics, 22.06.2019 16:30
The ph is the a.independent variable b.the dependent variable c.control group
Answers: 1
29
What is the average speed of a train that covers 80 km in 1 hr, 200 km in 2 hrs, and 420 km in
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